File ImageMagick-6.2.5-TransformHSB-uninitialized.patch of Package ImageMagick

--- magick/gem.c
+++ magick/gem.c
@@ -1015,13 +850,11 @@
   min=(MagickRealType) (red < green ? red : green);
   if ((MagickRealType) blue < min)
     min=(MagickRealType) blue;
+  *hue=0.0;
+  *saturation=0.0;
   *brightness=(double) (QuantumScale*max);
   if (max == 0.0)
-    {
-      *saturation=0.0;
-      *hue=0.0;
-      return;
-    }
+    return;
   *saturation=(double) (1.0-min/max);
   delta=max-min;
   if (delta == 0.0)